Home / 3,402,261.33-5,103,392.03-1,981,320.96

Finding the Fourth Proportional to 3,402,261.33, 5,103,392.03 and 1,981,320.96

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Solution

The fourth proportional to 3,402,261.33, 5,103,392.03 and 1,981,320.96 is: 2,971,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,261.33 : 5,103,392.03 = 1,981,320.96 : x
  2. Step 2: Convert to fraction form
    3,402,261.33/5,103,392.03 = 1,981,320.96/x
  3. Step 3: Cross multiply
    3,402,261.33x = 5,103,392.03 × 1,981,320.96
  4. Step 4: Simplify right side
    3,402,261.33x = 10,111,457,596,135.95
  5. Step 5: Solve for x
    x = 10,111,457,596,135.95/3,402,261.33
  6. Step 6: Final answer
    x = 2,971,981.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.